Professor Robert Winston on the beauty of intestinal tracts

I've spent a lifetime looking down a microscope and there are things that still make me gasp Watching cells pass through a tiny vessel, or dividing and proliferating, or white cells engulfing other cells or bits of dirt: there's something totally fascinating about that kind of movement.

Greatest finds of the year

It’s been another fascinating and prolific 12 months in archaeology, with discoveries - ranging from a multi-million pound medieval gold hoard to a lost Roman city, a “missing link” in human evolution and a prehistoric erotic figurine - coming thick and fast from the four corners of the globe.

Grunts from the front: From Roman tablets to army blogs

Humans have always fought each other, but the written narrative of warfare begins about 6,000 years ago with documents detailing a conflict between Elam and Sumer (modern-day Iran and Iraq). Since then military history has been dominated by the official story of leaders and their strategic political and military decisions. Wars have rarely been narrated by the ordinary foot soldier, pilot or sailor.